2023 GMC Sierra 2500HD AT4 4WD Duramax 6.6L Diesel AT4 Premium Plus Gooseneck/5th Wheel Prep
Duramax diesel power, heavy-duty towing readiness, and AT4 off-road confidence come together in this 2023 GMC Sierra 2500HD AT4. Powered by the Duramax 6.6L V8 Turbodiesel engine, this Sierra HD is built for shoppers who need serious strength for towing, hauling, jobsite use, and weekend capability.
The Gooseneck / 5th Wheel Package is the reason to look at this one first. It gives this Sierra 2500HD added towing readiness for larger trailers, work equipment, campers, and heavy-duty needs. The Hitch Package adds even more practical trailering support, making this truck a strong fit for drivers who need capability they can use.
The AT4 trim adds rugged style and off-road-focused confidence. With the X31 Off-Road Package and Off-Road High Clearance Step, this Sierra is built to handle rougher roads, worksite access, gravel, mud, and changing conditions with more control. Body Color Wheel Arch Moldings give the exterior a clean, finished look.
Inside, the AT4 Premium Plus Package adds comfort, technology, and convenience that make this heavy-duty truck easier to enjoy every day. Features include Bose Premium 7-speaker audio, an 8-inch Driver Information Center, wireless charging, and premium cabin details designed for long drives, workdays, towing trips, and daily use.
If you are looking for a heavy-duty truck with Duramax diesel power, gooseneck and 5th wheel towing prep, AT4 off-road capability, premium technology, strong trailering support, and real work-ready confidence, this 2023 GMC Sierra 2500HD AT4 deserves a closer look.
Visit David Taylor Chrysler Dodge Jeep Ram of Murray at 2052 US-641, Murray, KY, shop online at dtcmurray.com, or call us at 270-753-6448 to check availability, get clear answers, or schedule your test drive.
Pricing and availability subject to change. Doc fee of $689 applies. See dealer for complete details. Offers, incentives, discounts, and financing are subject to approval, expiration, and other restrictions. Fuel economy, payload, towing capability, and performance may vary based on equipment, passengers, cargo, driving conditions, and configuration.
2023 GMC Sierra 2500HD AT4
- Used
- Diesel
Finance Terms
David Taylor CDJR of Murray
Call 270-638-9816
We’re here to help
The highlights
- Leather upholstery
- Automatic temperature control
- Emergency communication system
- Premium audio system
- Wireless phone connectivity
- Front dual zone A/C
- Auto-dimming rearview mirror
- Split folding rear seat
- Heated front seats
- Ventilated front seats
- Perimeter/approach lights
- Remote keyless entry
The full specifications
- 1-touch down
- 1-touch up
- Air conditioning
- Auto-dimming rearview mirror
- Automatic temperature control
- Driver door bin
- Driver vanity mirror
- Emergency communication system: OnStar and GMC connected services capable
- Front beverage holders
- Front dual zone A/C
- Heated steering wheel
- Illuminated entry
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: doors and push button start
- Rear beverage holders
- Rear door bins
- Remote engine start
- Remote keyless entry
- Speed control
- Telescoping steering wheel
- Tilt steering wheel
- Alloy wheels
- Front anti-roll bar
- Front wheel independent suspension
- Power steering
- Single rear wheels
- Speed-sensing steering
- Tires: all-terrain
- 1st row LCD monitors: 2
- AM/FM radio: SiriusXM with 360L
- Premium audio system: Premium GMC Infotainment System
- Primary LCD size: 8.0"
- Smart device integration: Apple CarPlay/Android Auto
- Steering wheel mounted audio controls
- Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
- Wireless phone connectivity: Bluetooth
- Front center armrest
- Front seats: bucket
- Heated front seats
- Heated rear seats
- Leather upholstery
- Max seating capacity: 5
- Power 2-way driver lumbar support
- Power 2-way passenger lumbar support
- Power driver seat
- Power passenger seat
- Rear seat center armrest
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Seat Upholstery: leather
- Split folding rear seat
- Ventilated front seats
- Cylinder configuration: V-8
- Drive type: four-wheel
- Engine liters: 6.6L
- Engine location: front
- Fuel tank capacity: 36.0gal.
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Rear locking differential
- Variable valve control
- Ground clearance (min): 257mm (10.1")
- Auto-dimming door mirrors
- Bedliner
- Bumpers: body-color
- Heated door mirrors
- Hitch Class: IV
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Skid plates
- Trailer hitch
- Trailer sway control
- Turn signal indicator mirrors
- Engine displacement: 6.6 L
- Exterior body width: 2,079mm (81.8")
- Exterior height: 2,023mm (79.7")
- Exterior length: 6,352mm (250.1")
- Front headroom: 1,093mm (43.0")
- Front hiproom: 1,554mm (61.2")
- Front legroom: 1,131mm (44.5")
- Front shoulder room: 1,677mm (66.0")
- Rear headroom: 1,013mm (39.9")
- Rear hiproom: 1,530mm (60.2")
- Rear legroom: 1,102mm (43.4")
- Rear shoulder room: 1,659mm (65.3")
- Turning radius: 8.0m (26.3')
- Wheelbase: 4,037mm (158.9")
- Appearance: analog
- Compass
- Delay-off headlights
- Front fog lights
- Front reading lights
- Fully automatic headlights
- Low tire pressure warning
- Oil pressure gauge
- Outside temperature display
- Rear reading lights
- Rear window defroster
- Tachometer
- Trip computer
- Variably intermittent wipers
- Voltmeter
- 4 wheel disc brakes
- ABS brakes
- Brake assist
- Dual front impact airbags
- Dual front side impact airbags
- Electronic stability
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Security system
- Traction control
Notes from the dealer
Track your progress
Peace of mind
Vehicle history report
- Title information
- Odometer readings
- Accident data (if applicable)
- Service history
- Vehicle usage
- Recall information (if applicable)
- Warranty status
Optional add-on protection
- GAP Protection
- Lifetime Powertrain
- Tires and Wheels
- Paint Protection
A name you can trust
DTC Auto Group is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.
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